Getting error message Unable to connect to proxy server in your Windows 10, 8.1 and 7 system? This can be caused by several reasons like installing a third party proxy program that might malfunction or perhaps your antivirus blocks your access to the proxy server Here this post we discuss how to deal with this and prevent it from happening again.

You may experience a problem, Google Chrome unable to connect to the proxy server (err_proxy_connection_failed) And Browser fails to open web pages on Windows 10, 8.1 and 7. This error means that the proxy server is refusing the connections, And this could be caused because of the incorrect internet connection settings, or because of a potentially harmless software that you were tricked into installing.

What is a Proxy server?

A Proxy server is an application or a server that comes in between the client computer and the website. The proxy server has advantages that let users to browse or do anything online anonymously but When your PC’s proxy server settings become changed by any third-party or malicious programs, You may encounter this connection error in your browsers. Some malicious browser extensions also can create this trouble. Again, VPN software can be a good culprit behind this “Unable to Connect to Proxy Server” error.

Fix Unable to Connect to Proxy Server

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If the above error message displays when your internet service provider, router, modem, and WiFi are okay. Probably this problem caused by a wrong network setting for the web browser. If You have never changed the network setting? This could be done by an adware, malware or any other harmful programs that you have on your computer. Whatever the reason, here some solutions you may apply to get rid of this error, And get back internet connection working.

First of all we recommend Install a good antivirus software with latest updates and perform a full system scan for virus and malware removal. Again Install and run third party system optimizer like Ccleaner to clean up system junk, cache, browser history, cookies etc and fix broken registry errors. After that Reboot windows and check on next login everyting working fine. If not perform steps below

Disable Proxy Settings for LAN

By default, Proxy should be disabled in windows. But, Third-party programs or malicious software can change it. So, You may need to disable it in your PC to get rid of unable to connect to the proxy server or The Proxy Server is Refusing connections Error in browsers.

Open chrome browser.

Select the “Menu” (…) icon at the upper-right corner, then choose “Settings“.

Or Press Windows Key and R, Type inetcpl.cpl and Click OK. to open Internet properties.

Move to connections tab, And click on LAN settings

Check “Automatically detect settings” and ensure all other boxes are not checked in this window.

close everything, Restart windows and check internet started working.

Disable Proxy Settings for LAN

Remove Browser Extensions

Sometimes browser extensions may affect your proxy settings for a specific browser. for time being temporarily remove the browser Extensions and try browsing the sites to do this

To do this open google chrome, On address bar type chrome://extensions/ and enter to display all installed extensions list.

Just, Disable all extensions. Now, Check if you can browse without any problem. If you can do it, Just enable one of your extensions. Again check if you can browse any websites without can’t connect to the proxy server problem. By this way, Enable extensions one by one. You will find the culprit very easily. Then remove the problematic extension or addon.

Disabling / Uninstalling VPN Client

If your system having VPN client configured then this is the first step to resolving the “Unable to Connect to Proxy Server” problem by disabling the VPN client in your PC. Just disconnect from VPN server by clicking disconnect.

To do this open run by pressing Win + R and type ncpa.cpl this will open the network connections window. here choose the VPN client right click on it here you will find the disconnect option. After that, Restart your PC. Now, Try to browse any websites by any of the problematic browsers. Hope, It will fix the problem.

Remove any Suspicious Software

Sometimes The “Unable to Connect to Proxy Server” issue can also occur if a malicious or adware tool got installed on your PC. Some of the most common tools causing these problems are Wajam (an adware tool), browser security etc.

Open Control Panel > Programs > Uninstall Program > Programs and Features. Find any software automatically installed on your PC and uninstall them.

Reset Chrome Browser

If any of above method not worked then this can be fixed by Reset the Chrome Browser setting. this will reset the chrome setup to default setup. To Reset first Open Google Chrome. Click on the Chrome Menu (three horizontal bars) and select Settings. Scroll down and click on Show advanced settings. Scroll down to the bottom of the page and click on Reset Settings. Confirm the decision by clicking on the Reset button.

Also some users report deleting proxy Dword key from registry editor help them to resolve the issue. To do this press Windows + R, type regedit and ok to open windows registry editor. Frist backup registry database then navigate to :

Here look for any Dowrd key named Proxy Override, Proxy Server, Proxy Enable and Migrate Proxy. If found any simply right click on it and delete. After that restart windows and check internet connection started working.